Final answer:
The Census Bureau introduced an alternative poverty measure called the Supplemental Poverty Measure (SPM) in 2011, which adjusts for additional expenses such as taxes, medical costs, and work expenses that traditional measures do not consider.
Step-by-step explanation:
The Census Bureau introduced an alternative poverty measure in 2011 that adjusts for expenses such as taxes, medical costs, and work expenses that traditional measures do not take into account. This alternative measure is known as the Supplemental Poverty Measure (SPM) and provides a more comprehensive view of poverty by including additional factors. It accounts for various expenses to calculate a more accurate poverty rate.